package com.algo.chat.server;

import io.netty.buffer.Unpooled;
import io.netty.channel.Channel;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelPipeline;
import io.netty.handler.codec.DelimiterBasedFrameDecoder;
import io.netty.handler.codec.string.StringDecoder;
import io.netty.handler.codec.string.StringEncoder;
import io.netty.util.CharsetUtil;

public class ChatServerChannelInitializer extends ChannelInitializer<Channel> {

	@Override
	protected void initChannel(Channel ch) throws Exception {
		ChannelPipeline pipeline = ch.pipeline();
		
		pipeline.addLast(new StringDecoder(CharsetUtil.UTF_8));
		pipeline.addLast(new StringEncoder(CharsetUtil.UTF_8));
		// 以指定分隔符解码
		pipeline.addLast(new DelimiterBasedFrameDecoder(1024, Unpooled.copiedBuffer("\n".getBytes())));
		
		pipeline.addLast(new ChatServerChannelHandler());
	}
	
}
